unity SkeletonMecanim 获取当前帧动画
时间: 2024-09-20 07:16:27 浏览: 98
在Unity中,如果你想要获取当前帧的动画信息,特别是在使用Skeleton Mecanim系统时,你可以通过` Animator` 和 `CharacterController` 类来实现。首先,你需要创建一个Animator组件,并将其附加到你的游戏对象上。
以下是一个基本步骤:
1. **获取Animator组件**:
```csharp
Animator animator = GetComponent<Animator>();
```
2. **检查是否已播放动画**:
确保你有一个正在播放的动画,可以用`IsPlaying()`函数检查:
```csharp
bool isPlaying = animator.isPlaying;
```
3. **获取当前骨架信息**:
如果你想获取当前帧的骨骼数据,可以使用`IKGoal` 或 `BoneTransform`:
```csharp
// 获取某个特定关节的当前位置
Vector3 jointPosition = animator.GetBoneLocalRotation("JointName").eulerAngles;
```
或者访问整个骨架树:
```csharp
CharacterController cc = GetComponent<CharacterController>();
if (cc != null)
{
MeshFilter meshFilter = cc.rootMeshFilter;
Mesh mesh = meshFilter.mesh;
MeshRenderer renderer = meshFilter.GetComponent<MeshRenderer>();
SkinnedMeshRenderer skinnedMeshRenderer = renderer.GetComponent<SkinnedMeshRenderer>();
if (skinnedMeshRenderer != null)
{
AnimationClip clip = animator.GetCurrentAnimation();
int blendIndex = animator GetCurrentAnimatorStateInfo(0).layerIndex;
boneTransforms = skinnedMeshRenderer.bones;
foreach (SkinnedMeshRenderer.Bone bone in boneTransforms)
{
Vector3 position = bone.localPosition;
Quaternion rotation = bone.localRotation;
float scale = bone.localScale.z; // 注意这里scale通常只在XZ轴有值
}
}
}
```
4. **获取当前动画帧**:
可以通过`GetCurrentAnimatorStateInfo().normalizedTime`来获得当前动画时间,范围通常是0到1之间。
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